(c) Interpret the confidence interval. Select the correct choice below and fill in the answer boxes to complete your choice. (Type integers or decimals. Do not round.) OA. There is a OB. One can be OC. The mean drive-through service time of Taco Bell is OD. One can be % probability that the mean drive-through service time of Taco Bell is between % confident that the mean drive-through service time of Taco Bell is between seconds % of the time. % confident that the mean drive-through service time of Taco Bell is seconds. seconds and seconds and seconds. seconds
(c) Interpret the confidence interval. Select the correct choice below and fill in the answer boxes to complete your choice. (Type integers or decimals. Do not round.) OA. There is a OB. One can be OC. The mean drive-through service time of Taco Bell is OD. One can be % probability that the mean drive-through service time of Taco Bell is between % confident that the mean drive-through service time of Taco Bell is between seconds % of the time. % confident that the mean drive-through service time of Taco Bell is seconds. seconds and seconds and seconds. seconds
MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
Section: Chapter Questions
Problem 1P
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C please

Transcribed Image Text:The trade magazine QSR routinely checks the drive-through service times of fast-food restaurants. An 80% confidence interval that results from examining 765 customers in Taco
Bell's drive-through has a lower bound of 169.9 seconds and an upper bound of 175.7 seconds. Complete parts (a) through (c).
***
(a) What is the mean service time from the 765 customers?
The mean service time from the 765 customers is 172.8 seconds
(Type an integer or a decimal. Do not round.)
(b) What is the margin of error for the confidence interval?
4
The margin of error is 2.9 seconds.
(Type an integer or a decimal. Do not round.)
(c) Interpret the confidence interval.
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Transcribed Image Text:*****
(c) Interpret the confidence interval.
Select the correct choice below and fill in the answer boxes to complete your choice.
(Type integers or decimals. Do not round.)
OA. There is a
OB. One can be
OC. The mean drive-through service time of Taco Bell is
OD. One can be
Help me solve this View an example Get more help.
H
Type here to search
O
.*
#
% probability that the mean drive-through service time of Taco Bell is between
% confident that the mean drive-through service time of Taco Bell is between
seconds % of the time.
% confident that the mean drive-through service time of Taco Bell is
seconds.
E
R
F
5
G
6
H
seconds and
seconds and
seconds.
seconds.
Clear all
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